ARM: zynq: Add missing qspi for xm013

Add missing qspi node and make qspi as spi0.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/dts/zynq-zc770-xm013.dts

@@ -16,7 +16,8 @@
 		ethernet0 = &gem1;
 		i2c0 = &i2c1;
 		serial0 = &uart0;
-		spi0 = &spi0;
+		spi0 = &qspi;
+		spi1 = &spi0;
 	};
 
 	chosen {
@@ -58,6 +59,10 @@
 	};
 };
 
+&qspi {
+	status = "okay";
+};
+
 &spi0 {
 	status = "okay";
 	num-cs = <4>;